CAS No. 9005-32-7

Molecular Formula: (C6H8O6)n
Hazard Symbols: Xi
WGKGermany: 2
HS Code: 39131000

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Purity (HPLC)	98%min.
Appearance	White powder
Single Impurity (HPLC)	1.0%max
Water Content (Karl Fischer)	≤ 6.0%
Acetate Content (HPIC)	≤ 10.0%
MS (ESI)	Consistent
Mass Balance	95.0~105.0%

Appearance: Black powder or black flake
Application: Alginic Acid is the acidic, insoluble form of algin that is a white to yellowish fibrous powder obtained from brown seaweed genera, such as macrocystis pyrifera. the derivatives are soluble and include sodium, potassium, and ammonium alginate and propylene glycol alginate. it is used as a tablet disintegrant and as an antacid ingredient.

Item Specifications

Alginic Acid	18%min.
Organic matter	45%min.
K2O	18%min.
N+P2O5+K20	20%min.

PH value(1: 250) 7.0-11.0

Moisture	≤10%
Water insoluble matter	≤0.5%
Hg	≤5ppm
As	≤10ppm
Cd	≤10ppm
Pb	≤50ppm
Cr	≤50ppm

Packaging: 20kg /bag

Storage: It should be placed in ventilation low-temperature drying.

Synonyms	ALGINIC ACID; kelacid; landalgine; norgine; polymannuronicacid; sazzio; Mixed polymer of mannuronic and guluronic acid ; Nopgine
mp	300 °C
solubility H2O	insoluble, but swells
Sensitive	Hygroscopic
Risk statements	36/37/38
safety statements	24/25-36-26